/*
 * Copyright 1999-2101 Alibaba Group.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.alibaba.fastjson.parser;

import java.util.HashMap;
import java.util.Map;

/**
 * 
 * @author wenshao<szujobs@hotmail.com>
 * 
 */
public class Keywords {
	private final Map<String, JSONToken> keywords;
	
	public static Keywords DEFAULT_KEYWORDS;
	
	static {
		Map<String, JSONToken> map = new HashMap<String, JSONToken>();
		map.put("null", JSONToken.NULL);
		map.put("new", JSONToken.NEW);
		map.put("true", JSONToken.TRUE);
		map.put("false", JSONToken.FALSE);
		DEFAULT_KEYWORDS = new Keywords(map);
	}
	
	public Keywords(Map<String, JSONToken> keywords) {
		this.keywords = keywords;
	}
	
	public JSONToken getKeyword(String key) {
		return keywords.get(key);
	}

}
